Mount Laurel Carrier Annex Post Office

4000 Irwin Rd, Mount Laurel, NJ 08054

Contact Numbers

Phone: 856-608-0938
Fax: 856-787-1492
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)

Lobby Hours

Monday 24 hours
Tuesday 24 hours
Wednesday 24 hours
Thursday 24 hours
Friday 24 hours
Saturday 24 hours
Sunday 24 hours

Last Collection Times

Monday 5:00pm
Tuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 12:00pm
Sunday Closed

Bulk Mail Acceptance Hours

Monday 9:30am - 12:00pm
Tuesday 9:30am - 12:00pm
Wednesday 9:30am - 12:00pm
Thursday 9:30am - 12:00pm
Friday 9:30am - 12:00pm
Saturday Closed
Sunday Closed

*This facility does not process US Passports applications or renewals. Check nearby locations below.

  • Bulk Mail Acceptance
  • Bulk Mail Account Balance
  • Bulk Mail New Permit
  • Business Line

Visit our Links Page for Holiday Schedule, Change of Address, Hold Mail/Stop Delivery, PO Box rentals and fees, and Available Jobs.

*Please call to verify information. Is anything incorrect? Let us know here

Nearby Post Offices:

Mount Laurel
200 Walt Whitman Ave
1.1 miles away

Moorestown Carrier Annex
200 Walt Whitman Ave
1.1 miles away

200 Chester Ave Ste 1
1.9 miles away

130 Main St
2.2 miles away


*Comments below are not read by postal employees. Please do not post personal information.

*By clicking Submit, you agree to our Privacy Policy & Terms of Use.


Got a call from Jim about a Package he wanted me to call back. And i have bin trying but no one picks up the phone


Like other PO distribution centers they don't pick up the phone.
• Replied to Florence clem


Got notice of a package delivery at 12:24 today. It was not delivered. we have a video camera at mailbox and package wasn't delivered. I have tracking number. Where is my package?

* is not a part of, or affiliated with, the official United States Postal Service (USPS).